Home / 973,104.60-1,459,438.20-638,493.60

Finding the Fourth Proportional to 973,104.60, 1,459,438.20 and 638,493.60

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Solution

The fourth proportional to 973,104.60, 1,459,438.20 and 638,493.60 is: 957,596.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    973,104.60 : 1,459,438.20 = 638,493.60 : x
  2. Step 2: Convert to fraction form
    973,104.60/1,459,438.20 = 638,493.60/x
  3. Step 3: Cross multiply
    973,104.60x = 1,459,438.20 × 638,493.60
  4. Step 4: Simplify right side
    973,104.60x = 931,841,950,295.52
  5. Step 5: Solve for x
    x = 931,841,950,295.52/973,104.60
  6. Step 6: Final answer
    x = 957,596.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.